Conclusions The relative positional changes between scleral spur and angle apex in diseased eyes indicate that the poor development of scleral spur and the iris anterior insertion are the basic pathogenesis in PIG.

• 结论PIG患儿的巩膜突与房角顶点相对位置的改变，提示巩膜突发育不良或虹膜附着点靠前，这是原发性婴幼儿型青光眼发病的病理基础。